If you dial 17 again and again dial again and get 2 GB internet. Do you remember the first message? 500 MB internet at 5 taka, how to take this offer twice? For this offer, your phone must be 10 taka. Dial * 121 * 1404 #. Double dialing 500 MB + 500 MB to get 1 GB internet. The Internet is valid for 7 days.